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// StringCompression.h
// Interfaces to the wrapping functions for compression and decompression using AString as their data
#include "zlib/zlib.h" // Needed for the Z_XXX return values
/** Compresses a_Data into a_Compressed using ZLIB; returns Z_XXX error constants same as zlib's compress2() */
extern int CompressString(const char * a_Data, size_t a_Length, AString & a_Compressed, int a_Factor);
/** Uncompresses a_Data into a_Uncompressed; returns Z_XXX error constants same as zlib's decompress() */
extern int UncompressString(const char * a_Data, size_t a_Length, AString & a_Uncompressed, size_t a_UncompressedSize);
/** Compresses a_Data into a_Compressed using GZIP; returns Z_OK for success or Z_XXX error constants same as zlib */
extern int CompressStringGZIP(const char * a_Data, size_t a_Length, AString & a_Compressed);
extern int CompressStringGZIP(const Byte * a_Data, size_t a_Length, std::basic_string<Byte> & a_Compressed);
/** Uncompresses a_Data into a_Uncompressed using GZIP; returns Z_OK for success or Z_XXX error constants same as zlib */
extern int UncompressStringGZIP(const char * a_Data, size_t a_Length, AString & a_Uncompressed);
extern int UncompressStringGZIP(const char * a_Data, size_t a_Length, std::basic_string<Byte> & a_Uncompressed);
/** Uncompresses a_Data into a_Uncompressed using Inflate; returns Z_OK for success or Z_XXX error constants same as zlib */
extern int InflateString(const char * a_Data, size_t a_Length, AString & a_Uncompressed);
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